led lights

hi can someone help .i have just replased the rear lights onmy motorbike rack with led lights (cos they are thiner) all light work properly apart from indicaters which have 10 leds . only 2 blink i have conected them to a sperate 12volt suply and they work . i have also replaced the flasher unit with one that is compatable with led and ordinary bulbs . has anybody any ideas .(only serious replys please or is that asking too much)
stan:Sad::Sad::Sad:

Are you sure you don't need a resistor on the leds, I know when replacing some indicator lamps with led's on cars you need to add a resistor as the current the led's draw isn't enough to activate the flasher relay.